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152 lines
5.6 KiB
152 lines
5.6 KiB
/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkGridSynchronizedTemplates3D.h,v $
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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// .NAME vtkGridSynchronizedTemplates3D - generate isosurface from structured grids
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// .SECTION Description
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// vtkGridSynchronizedTemplates3D is a 3D implementation of the synchronized
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// template algorithm.
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// .SECTION Caveats
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// This filter is specialized to 3D grids.
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// .SECTION See Also
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// vtkContourFilter vtkSynchronizedTemplates3D
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#ifndef __vtkGridSynchronizedTemplates3D_h
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#define __vtkGridSynchronizedTemplates3D_h
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#include "vtkPolyDataAlgorithm.h"
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#include "vtkContourValues.h" // Because it passes all the calls to it
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class vtkKitwareContourFilter;
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class vtkStructuredGrid;
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class VTK_GRAPHICS_EXPORT vtkGridSynchronizedTemplates3D : public vtkPolyDataAlgorithm
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{
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public:
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static vtkGridSynchronizedTemplates3D *New();
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vtkTypeRevisionMacro(vtkGridSynchronizedTemplates3D,vtkPolyDataAlgorithm);
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void PrintSelf(ostream& os, vtkIndent indent);
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// Description:
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// Because we delegate to vtkContourValues
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unsigned long int GetMTime();
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// Description:
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// Set/Get the computation of normals. Normal computation is fairly
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// expensive in both time and storage. If the output data will be
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// processed by filters that modify topology or geometry, it may be
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// wise to turn Normals and Gradients off.
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vtkSetMacro(ComputeNormals,int);
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vtkGetMacro(ComputeNormals,int);
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vtkBooleanMacro(ComputeNormals,int);
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// Description:
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// Set/Get the computation of gradients. Gradient computation is
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// fairly expensive in both time and storage. Note that if
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// ComputeNormals is on, gradients will have to be calculated, but
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// will not be stored in the output dataset. If the output data
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// will be processed by filters that modify topology or geometry, it
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// may be wise to turn Normals and Gradients off.
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vtkSetMacro(ComputeGradients,int);
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vtkGetMacro(ComputeGradients,int);
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vtkBooleanMacro(ComputeGradients,int);
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// Description:
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// Set/Get the computation of scalars.
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vtkSetMacro(ComputeScalars,int);
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vtkGetMacro(ComputeScalars,int);
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vtkBooleanMacro(ComputeScalars,int);
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// Description:
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// Set a particular contour value at contour number i. The index i ranges
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// between 0<=i<NumberOfContours.
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void SetValue(int i, double value) {this->ContourValues->SetValue(i,value);}
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// Description:
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// Get the ith contour value.
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double GetValue(int i) {return this->ContourValues->GetValue(i);}
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// Description:
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// Get a pointer to an array of contour values. There will be
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// GetNumberOfContours() values in the list.
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double *GetValues() {return this->ContourValues->GetValues();}
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// Description:
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// Fill a supplied list with contour values. There will be
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// GetNumberOfContours() values in the list. Make sure you allocate
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// enough memory to hold the list.
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void GetValues(double *contourValues) {
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this->ContourValues->GetValues(contourValues);}
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// Description:
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// Set the number of contours to place into the list. You only really
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// need to use this method to reduce list size. The method SetValue()
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// will automatically increase list size as needed.
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void SetNumberOfContours(int number) {
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this->ContourValues->SetNumberOfContours(number);}
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// Description:
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// Get the number of contours in the list of contour values.
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int GetNumberOfContours() {
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return this->ContourValues->GetNumberOfContours();}
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// Description:
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// Generate numContours equally spaced contour values between specified
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// range. Contour values will include min/max range values.
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void GenerateValues(int numContours, double range[2]) {
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this->ContourValues->GenerateValues(numContours, range);}
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// Description:
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// Generate numContours equally spaced contour values between specified
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// range. Contour values will include min/max range values.
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void GenerateValues(int numContours, double rangeStart, double rangeEnd)
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{this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);}
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// Description:
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// Needed by templated functions.
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int *GetExecuteExtent() {return this->ExecuteExtent;}
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void ThreadedExecute(int *exExt, int threadId, vtkStructuredGrid *input,
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vtkInformationVector **inVec,
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vtkInformation *outInfo);
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// Description:
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// This filter will initiate streaming so that no piece requested
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// from the input will be larger than this value (KiloBytes).
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void SetInputMemoryLimit(long limit);
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protected:
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vtkGridSynchronizedTemplates3D();
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~vtkGridSynchronizedTemplates3D();
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virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
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virtual int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
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virtual int FillInputPortInformation(int port, vtkInformation *info);
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int ComputeNormals;
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int ComputeGradients;
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int ComputeScalars;
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vtkContourValues *ContourValues;
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int MinimumPieceSize[3];
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int ExecuteExtent[6];
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private:
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vtkGridSynchronizedTemplates3D(const vtkGridSynchronizedTemplates3D&); // Not implemented.
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void operator=(const vtkGridSynchronizedTemplates3D&); // Not implemented.
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};
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#endif
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